509  
FZUS51 KBOX 250501  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
101 AM EDT SAT MAR 25 2023  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-251800-  
101 AM EDT SAT MAR 25 2023  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
LOW PRES MOVES INTO THE EASTERN GREAT LAKES SAT, WITH A WEAK  
SECONDARY LOW MOVING ACROSS THE WATERS SAT NIGHT. WEAK HIGH PRES  
RETURNS FOR SUNDAY AND MON. LOW PRESSURE MOVES ACROSS THE SOUTHERN  
WATERS ON TUESDAY INTO WEDNESDAY.  
 

 
 
ANZ250-251800-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
SAT
 
NE WINDS 10 TO 15 KT, BECOMING E 15 TO 20 KT WITH GUSTS UP  
TO 25 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. A CHANCE OF RAIN AND  
SNOW. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 7 FT. RAIN. VSBY 1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
7 FT.    
SUN NIGHT AND MON
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 4 TO 6 FT.    
MON NIGHT
 
N WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. A CHANCE OF RAIN.    
WED
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ251-251800-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT.    
SAT
 
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. RAIN LIKELY WITH A  
CHANCE OF SNOW. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT  
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. RAIN. VSBY  
1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT.    
SUN NIGHT AND MON
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.    
MON NIGHT
 
N WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING NW. GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ231-251800-  
CAPE COD BAY-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT.    
SAT
 
E WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. SEAS AROUND 2 FT. A CHANCE OF RAIN.  
VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT. RAIN. VSBY 1 TO  
3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
SUN NIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT.    
MON AND MON NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING N 15 TO  
20 KT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ254-251800-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. RAIN LIKELY. VSBY  
1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING S AFTER MIDNIGHT.  
GUSTS UP TO 35 KT. SEAS 4 TO 7 FT. RAIN. VSBY 1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
7 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 7 FT.    
MON
 
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.  
SEAS 2 TO 4 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. A CHANCE OF RAIN.    
WED
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ255-251800-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO  
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 3 TO  
5 FT. A CHANCE OF RAIN. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 25 TO 30 KT, BECOMING S 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 4 TO 7 FT. RAIN. VSBY 1 NM OR LESS.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT.    
SUN NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT, BECOMING  
NW 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 5 TO  
8 FT.    
MON
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.  
SEAS 3 TO 5 FT.    
MON NIGHT
 
S WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS  
2 TO 3 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. A CHANCE OF RAIN.    
WED
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ256-251800-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT.    
SAT
 
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. RAIN. VSBY 1 TO  
3 NM.    
SAT NIGHT
 
SE WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT,  
BECOMING SW 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT.  
SEAS 5 TO 8 FT. RAIN. VSBY 1 NM OR LESS.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT.    
SUN NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT, BECOMING  
NW 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 4 TO  
7 FT.    
MON
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W  
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING NE WITH GUSTS UP TO  
20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT.    
TUE
 
E WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. A CHANCE OF RAIN.    
WED
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ232-251800-  
NANTUCKET SOUND-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT.    
SAT
 
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. RAIN LIKELY. VSBY  
1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,  
BECOMING S 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT.  
SEAS 3 TO 5 FT. RAIN. VSBY 1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT.    
SUN NIGHT AND MON
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.    
MON NIGHT
 
S WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS  
AROUND 2 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING N 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ233-251800-  
VINEYARD SOUND-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
SAT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO  
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 2 TO  
3 FT. RAIN. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING S 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. RAIN. VSBY 1 TO  
3 NM.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.    
MON AND MON NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS 1 FOOT OR LESS.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING N. GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ234-251800-  
BUZZARDS BAY-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
SAT
 
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. RAIN. VSBY 1 TO  
3 NM.    
SAT NIGHT
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,  
BECOMING S 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. RAIN. VSBY 1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 2 TO 4 FT.    
MON AND MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT.    
TUE
 
NE WINDS AROUND 10 KT. SEAS 1 FOOT OR LESS.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING NW. GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ235-251800-  
RHODE ISLAND SOUND-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
SAT
 
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT WITH GUSTS  
UP TO 30 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. RAIN LIKELY. VSBY  
1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT,  
BECOMING SW 10 TO 15 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT.  
SEAS 4 TO 6 FT. RAIN. VSBY 1 NM OR LESS.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.    
MON AND MON NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT.    
TUE
 
E WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ237-251800-  
BLOCK ISLAND SOUND-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH SUNDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
SAT
 
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT WITH GUSTS  
UP TO 30 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. RAIN. VSBY 1 TO  
3 NM.    
SAT NIGHT
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT, BECOMING  
SW 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 4 TO  
6 FT. RAIN. VSBY 1 NM OR LESS.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 3 TO 5 FT.    
MON AND MON NIGHT
 
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
TUE
 
E WINDS AROUND 10 KT. SEAS AROUND 2 FT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING NW. GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ230-251800-  
BOSTON HARBOR-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
THIS EVENING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT. WAVES AROUND 2 FT.    
SAT
 
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. WAVES AROUND 2 FT. RAIN WITH A  
CHANCE OF SNOW. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE  
EVENING. WAVES 2 TO 3 FT. RAIN. VSBY 1 TO 3 NM.    
SUN
 
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. WAVES AROUND 2 FT.    
SUN NIGHT AND MON
 
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
WAVES AROUND 2 FT.    
MON NIGHT
 
N WINDS AROUND 10 KT. WAVES 1 FOOT OR LESS.    
TUE
 
NE WINDS AROUND 10 KT.    
TUE NIGHT AND WED
 
NE WINDS AROUND 10 KT, BECOMING NW. GUSTS UP  
TO 25 KT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ236-251800-  
NARRAGANSETT BAY-  
101 AM EDT SAT MAR 25 2023  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  
THIS EVENING...  
   
REST OF TONIGHT
 
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
SAT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO  
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. WAVES 2 TO  
3 FT. RAIN. VSBY 1 TO 3 NM.    
SAT NIGHT
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT, BECOMING  
S 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 4 FT. RAIN. VSBY 1 NM OR  
LESS.    
SUN
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
4 FT.    
SUN NIGHT AND MON
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
MON NIGHT
 
W WINDS AROUND 10 KT, BECOMING NE AFTER MIDNIGHT.  
WAVES 1 FOOT OR LESS.    
TUE
 
E WINDS AROUND 10 KT.    
TUE NIGHT AND WED
 
NE WINDS 10 TO 15 KT, BECOMING NW. GUSTS UP  
TO 25 KT. A CHANCE OF RAIN.    
WED NIGHT
 
NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
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